When ethanoic acid reacts with sodium carbonate, the container "feels cold." Thus,
the reaction is exothermic.
the energy of the reaction is decreased.
the energy of the universe is increased.
the reaction is endothermic.
the energy of both the reaction and the surroundings is decreased.
Answers: 2
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When the chemicals iron sulfide (fes) and hydrochloric acid (hcl) are combined, bubbles appear from the mixture. 1. does the appearance of bubbles indicate a physical or chemical change? 2. why do the bubbles indicate this change? 3. what property is this?
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Which scientists contributed to the determination of how cfcs in clouds in the upper atmosphere could destroy ozone molecules
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When ethanoic acid reacts with sodium carbonate, the container "feels cold." Thus,
the reaction is...
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